Electoral billboards featuring presidential candidates Mohammed al-Aawa (L) and Amr Moussa (R) are seen next to a train station in Cairo, Egypt, 07 May 2012. Thirteen candidates are running for the presidential elections, scheduled for 23-24 May. A run-off vote is scheduled for 16-17 June in Egypt’s first presidential polls since Hosni Mubarak was removed from power in February last year, should no candidate win outright.